---
schema_version: "secwatch.filing_event.v1"
accession: "0001214659-26-003845"
form_type: "8-K"
ticker: "EBRCZ"
cik: "0001347123"
company_name: "EBR Systems, Inc."
filed_at: "2026-03-26T23:59:59+00:00"
generated_at: "2026-05-15T08:48:05.703887+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# EBR Systems announces 1-for-10 reverse stock split effective April 1, 2026

## Summary
- Board approved 1-for-10 reverse split ratio on March 17, 2026; stockholders authorized ratio range of 1:5 to 1:20.
- Reverse split effective April 1, 2026 at 4:00 a.m. ET; every 10 pre-split shares become 1 share.
- Fractional shares rounded up to nearest whole share; CDI conversion ratio changes from 1:1 to 10:1.
- No change in authorized shares or par value; ASX last day for pre-split trading is March 30, 2026 (Australian time).

## SEC filing metadata
- accession: 0001214659-26-003845
- form_type: 8-K
- ticker: EBRCZ
- cik: 0001347123
- company_name: EBR Systems, Inc.
- filed_at: 2026-03-26T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1347123/000121465926003845/0001214659-26-003845-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1347123/000121465926003845/i3252638k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001214659-26-003845
- JSON: https://secwatch.observer/filing/0001214659-26-003845.json
- Plain text: https://secwatch.observer/filing/0001214659-26-003845.txt

## Source-grounded claims
- claim_id: da72a68410e1b6127661ba0d622d818095e4abcf
  claim: EBR Systems, Inc.: Certificate of Amendment filed to effect a 1-for-10 reverse stock split of common stock, effective April 1, 2026 (effective 2026-04-01).
  evidence_excerpt: On March 26, 2026, EBR Systems, Inc. (the “Company”) filed a Certificate of Amendment to its Amended and Restated Certificate of Incorporation (the “Charter Amendment”) with the Secretary of State of the State of Delaware to effect a one-for-ten (1:10) reverse stock split (the “Reverse Stock Split”) of the Company's common stock, par value $0.0001 per share (the “Common Stock”), with an effective date and time for the Reverse Stock Split of April 1, 2026 at 4:00 a.m., Eastern Time (the “Effective Time”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1347123/000121465926003845/0001214659-26-003845-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.